---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-30596 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.3G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 765 4833 4 2638 7176 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e1:59:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.241/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78970sec preferred_lft 78970sec inet6 fe80::f816:3eff:fee1:59ae/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30596) 06/26/26 _x86_64_ (2 CPU) 00:42:18 LINUX RESTART (2 CPU) 00:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:05 14.10 0.01 1.66 12.43 0.20 236.62 108822.23 01:10:05 1.36 0.00 1.36 0.00 0.00 248.60 0.00 01:20:05 1.84 0.25 1.57 0.01 30.98 286.79 0.17 01:30:05 1.68 0.00 1.67 0.01 0.00 245.41 653.70 01:40:05 1.42 0.00 1.42 0.00 0.00 235.22 0.00 01:50:01 24.02 3.03 18.67 2.32 229.30 3696.47 717.49 02:00:05 1.47 0.00 1.45 0.02 0.00 235.68 0.38 02:10:05 1.23 0.00 1.23 0.00 0.00 231.90 0.00 02:20:01 1.52 0.00 1.51 0.01 0.00 573.04 0.12 02:30:05 1.73 0.00 1.71 0.02 0.00 272.57 0.86 02:40:03 1.37 0.00 1.37 0.00 0.00 16.87 0.00 Average: 4.70 0.30 3.04 1.36 23.50 568.07 10103.92 00:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:05 6287836 7534920 285748 3.51 30716 1422020 520904 5.67 439608 1183548 188 01:10:05 6294652 7542228 278436 3.42 30876 1422348 521160 5.68 439940 1184036 240 01:20:05 6237200 7511796 308300 3.79 31220 1448664 719168 7.83 454756 1201928 2464 01:30:05 6253640 7528788 291188 3.58 31412 1448992 719228 7.83 454728 1202452 192 01:40:05 6253640 7529420 290544 3.57 31588 1449448 719356 7.84 455416 1202948 244 01:50:01 5048852 7245760 521320 6.41 86840 2270260 961860 10.48 743480 2033460 240 02:00:05 5070596 7268056 498924 6.13 86992 2270672 915904 9.98 697600 2034012 328 02:10:05 4904948 7103032 663956 8.16 87140 2271136 1098036 11.96 861600 2034636 304 02:20:01 4870436 7170532 595448 7.32 87308 2372008 1053448 11.47 818312 2135676 240 02:30:05 4696584 7070444 694252 8.54 87504 2444568 1141496 12.43 906656 2208308 244 02:40:03 4731312 7105724 658932 8.10 87620 2445032 1105292 12.04 870532 2208840 316 Average: 5513609 7328245 462459 5.69 61747 1933195 861441 9.38 649330 1693622 455 00:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:05 ens3 0.66 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:05 ens3 1.08 0.17 9.29 0.13 0.00 0.00 0.00 0.00 01:20:05 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:05 ens3 1.23 0.57 3.33 0.14 0.00 0.00 0.00 0.00 01:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:05 ens3 0.44 0.20 0.09 0.66 0.00 0.00 0.00 0.00 01:40:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:05 ens3 0.65 0.17 0.21 0.12 0.00 0.00 0.00 0.00 01:50:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 93.23 67.83 709.62 13.00 0.00 0.00 0.00 0.00 02:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:05 ens3 31.66 29.05 473.15 1.95 0.00 0.00 0.00 0.00 02:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:05 ens3 65.76 62.50 1064.83 4.09 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 35.41 31.71 538.21 2.11 0.00 0.00 0.00 0.00 02:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:05 ens3 29.95 28.10 467.07 1.86 0.00 0.00 0.00 0.00 02:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:03 ens3 5.59 5.09 79.67 0.41 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 24.09 20.45 303.69 2.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30596) 06/26/26 _x86_64_ (2 CPU) 00:42:18 LINUX RESTART (2 CPU) 00:50:00 CPU %user %nice %system %iowait %steal %idle 01:00:05 all 0.28 0.00 0.18 0.03 0.04 99.46 01:00:05 0 0.30 0.00 0.19 0.05 0.05 99.42 01:00:05 1 0.27 0.00 0.18 0.01 0.04 99.51 01:10:05 all 0.29 0.00 0.08 0.01 0.05 99.57 01:10:05 0 0.12 0.00 0.11 0.01 0.06 99.71 01:10:05 1 0.46 0.00 0.05 0.02 0.04 99.43 01:20:05 all 0.37 0.00 0.10 0.02 0.04 99.47 01:20:05 0 0.32 0.00 0.14 0.04 0.05 99.46 01:20:05 1 0.42 0.00 0.06 0.00 0.04 99.49 01:30:05 all 0.29 0.00 0.16 0.01 0.03 99.50 01:30:05 0 0.45 0.00 0.16 0.01 0.03 99.35 01:30:05 1 0.13 0.00 0.17 0.01 0.04 99.65 01:40:05 all 0.24 0.00 0.07 0.01 0.03 99.65 01:40:05 0 0.43 0.00 0.05 0.00 0.02 99.50 01:40:05 1 0.05 0.00 0.09 0.02 0.04 99.80 01:50:01 all 11.88 0.00 1.80 0.52 0.07 85.74 01:50:01 0 7.84 0.00 1.26 0.35 0.05 90.50 01:50:01 1 15.92 0.00 2.34 0.70 0.08 80.96 02:00:05 all 0.61 0.00 0.35 0.01 0.08 98.94 02:00:05 0 0.62 0.00 0.46 0.02 0.09 98.81 02:00:05 1 0.60 0.00 0.24 0.00 0.07 99.08 02:10:05 all 0.95 0.00 0.48 0.01 0.08 98.48 02:10:05 0 1.30 0.00 0.82 0.01 0.10 97.77 02:10:05 1 0.60 0.00 0.14 0.01 0.05 99.20 02:20:01 all 0.85 0.00 0.28 0.02 0.07 98.78 02:20:01 0 1.10 0.00 0.40 0.02 0.08 98.39 02:20:01 1 0.59 0.00 0.16 0.03 0.05 99.17 02:30:05 all 0.75 0.00 0.34 0.01 0.06 98.84 02:30:05 0 0.95 0.00 0.44 0.02 0.08 98.51 02:30:05 1 0.55 0.00 0.24 0.01 0.05 99.16 02:40:03 all 0.44 0.00 0.18 0.01 0.06 99.31 02:40:03 0 0.53 0.00 0.10 0.01 0.05 99.31 02:40:03 1 0.35 0.00 0.25 0.01 0.07 99.32 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.53 0.00 0.36 0.06 0.06 97.99 Average: 0 1.26 0.00 0.37 0.05 0.06 98.25 Average: 1 1.80 0.00 0.35 0.07 0.05 97.72